Calibrated 20 x 15 mm Octagon Shape Gemstones | GemSelect
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Bi-color
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Black Octagon Shape 20x15 mm Gems
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Blue
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Brown
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Golden
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Gray Octagon Shape 20x15 mm Gems
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Green
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Multicolor
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Orange
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Pink Octagon Shape 20x15 mm Gems
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Purple
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Red
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Turquoise
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Violet Octagon Shape 20x15 mm Gems
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
24.65ct Violet Amethyst, Emerald Cut, VS
20 x 15 mm (calibrated)
$ 143.22
22.72ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 158.41
19.30ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 153.78
18.67ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 148.76
21.61ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 150.66
17.55ct Gray Hematite, Emerald Cut, Opaque
20 x 15 mm (calibrated)
$ 19.23
22.11ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 176.18
23.81ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 158.10
22.71ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 158.33
19.16ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 133.58
22.92ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 159.80
36.84ctw Gray Hematite, Emerald Cut, Opaque
20 x 15 mm (calibrated)
$ 32.66
24.54ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 171.10
18.55ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 147.81
21.90ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 152.69
24.08ct Violet Amethyst, Emerald Cut, VVS-VS
20 x 15 mm (calibrated)
$ 167.88
22.10ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 176.09
24.01ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 167.39
25.46ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 177.50
25.94ct Black Tourmaline, Emerald Cut, Opaque
20 x 15 mm (calibrated)
$ 129.18
21.40ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 149.20
37.51ctw Gray Hematite, Emerald Cut, Opaque
20 x 15 mm (calibrated)
$ 36.57
22.42ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 156.31
22.54ct Violet Amethyst, Emerald Cut, VVS
20 x 15 mm (calibrated)
$ 157.15
Why Buy Octagon Shape 20x15 Mm Gems from GemSelect?
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GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
There is NOPLACE else I'd rather buy gemstones. Every single aspect exceeds expectations
Overall Rating -> 9 
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
Overall Rating -> 10
Filters need to be improved but rest of website is great
Overall Rating -> 10
Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.
Overall Rating -> 8 
Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.
Overall Rating -> 10
It was all good
